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optimize indexes for interpolation lines

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Do not index 'inactive' rows (with startnumber is null) where possible.
This commit is contained in:
Sarah Hoffmann
2022-01-25 11:24:13 +01:00
parent 638ed15ada
commit 9f64c34f1a
3 changed files with 13 additions and 8 deletions
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7
lib-sql/functions/placex_triggers.sql
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@@ -135,9 +135,8 @@ BEGIN
FOR location IN
SELECT q.parent_place_id
FROM location_property_osmline q, planet_osm_ways x
WHERE q.linegeo && bbox and x.id = q.osm_id
and poi_osm_id = any(x.nodes)
LIMIT 1
WHERE q.linegeo && bbox and startnumber is not null
and x.id = q.osm_id and poi_osm_id = any(x.nodes)
LOOP
{% if debug %}RAISE WARNING 'Get parent from interpolation: %', location.parent_place_id;{% endif %}
RETURN location.parent_place_id;
@@ -653,7 +652,7 @@ BEGIN
-- roads may cause reparenting for >27 rank places
update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter);
-- reparenting also for OSM Interpolation Lines (and for Tiger?)
update location_property_osmline set indexed_status = 2 where indexed_status = 0 and ST_DWithin(location_property_osmline.linegeo, NEW.geometry, diameter);
update location_property_osmline set indexed_status = 2 where indexed_status = 0 and startnumber is not null and ST_DWithin(location_property_osmline.linegeo, NEW.geometry, diameter);
ELSEIF NEW.rank_search >= 16 THEN
-- up to rank 16, street-less addresses may need reparenting
update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null or address ? 'place');

11
lib-sql/indices.sql
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@@ -28,7 +28,8 @@ CREATE INDEX IF NOT EXISTS idx_placex_geometry_reverse_lookupPolygon
AND name is not null AND indexed_status = 0 AND linked_place_id is null;
CREATE INDEX IF NOT EXISTS idx_osmline_parent_place_id
ON location_property_osmline USING BTREE (parent_place_id) {{db.tablespace.search_index}};
ON location_property_osmline USING BTREE (parent_place_id) {{db.tablespace.search_index}}
WHERE parent_place_id is not null;
CREATE INDEX IF NOT EXISTS idx_osmline_parent_osm_id
ON location_property_osmline USING BTREE (osm_id) {{db.tablespace.search_index}};
@@ -66,8 +67,12 @@ CREATE INDEX IF NOT EXISTS idx_postcode_postcode
{% if postgres.has_index_non_key_column %}
CREATE INDEX IF NOT EXISTS idx_placex_housenumber
ON placex USING btree (parent_place_id) INCLUDE (housenumber) WHERE housenumber is not null;
ON placex USING btree (parent_place_id) {{db.tablespace.search_index}}
INCLUDE (housenumber)
WHERE housenumber is not null;
CREATE INDEX IF NOT EXISTS idx_osmline_parent_osm_id_with_hnr
ON location_property_osmline USING btree(parent_place_id) INCLUDE (startnumber, endnumber);
ON location_property_osmline USING btree(parent_place_id) {{db.tablespace.search_index}}
INCLUDE (startnumber, endnumber)
WHERE startnumber is not null;
{% endif %}
{% endif %}

3
lib-sql/tables.sql
View File

@@ -106,7 +106,8 @@ CREATE TABLE location_property_osmline (
){{db.tablespace.search_data}};
CREATE UNIQUE INDEX idx_osmline_place_id ON location_property_osmline USING BTREE (place_id) {{db.tablespace.search_index}};
CREATE INDEX idx_osmline_geometry_sector ON location_property_osmline USING BTREE (geometry_sector) {{db.tablespace.address_index}};
CREATE INDEX idx_osmline_linegeo ON location_property_osmline USING GIST (linegeo) {{db.tablespace.search_index}};
CREATE INDEX idx_osmline_linegeo ON location_property_osmline USING GIST (linegeo) {{db.tablespace.search_index}}
WHERE startnumber is not null;
GRANT SELECT ON location_property_osmline TO "{{config.DATABASE_WEBUSER}}";
drop table IF EXISTS search_name;